Moving Protoshop node and components from java/com/google/social/[]/playbook/ui/protoedit to java/com/google/devtools/protoshop. * creates new detached ProtoshopUi node * moves existing action & components to it * whitelists new directory for   - default fields in params (for Descriptor proto)   - [] web usage   - incremental dom   - visibility to bequt shared RPC client node
Moving Protoshop node and components from java/com/google/social/[]/playbook/ui/protoedit to java/com/google/devtools/protoshop.
* creates new detached ProtoshopUi node
* moves existing action & components to it
* whitelists new directory for
  - default fields in params (for Descriptor proto)
  - [] web usage
  - incremental dom
  - visibility to bequt shared RPC client node

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=154714967

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